(19)

(11)

EP 2 798 837 A1

(12)

(43) Date of publication: 05.11.2014 Bulletin 2014/45 (21) Application number: 13751542.5 (22) Date of filing: 24.02.2013

(51) International Patent Classification (IPC):  H04N 7/14(2006.01) (86) International application number: PCT/US2013/027537 (87) International publication number: WO 2013/126857 (29.08.2013 Gazette 2013/35)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 24.02.2012 US 201213404511 (71) Applicant: Microsoft Corporation Redmond, Washington 98052-6399 (US)	(72) Inventor: ROSENBERG, Jonathan Redmond, Washington 98052-6399 (US) (74) Representative: Driver, Virginia Rozanne  Page White & Farrer Bedford House John Street London WC1N 2BF London WC1N 2BF (GB)